ci: use upstream alpine image for stagin runs

.drone.yml

@@ -128,7 +128,7 @@ steps:
 
   - name: deploy
     pull: if-not-exists
-    image: immawanderer/alpine-rsync:latest
+    image: alpine:3.15.0
     when:
       status:
         - success
@@ -144,6 +144,9 @@ steps:
       OL_D:
         from_secret: hugo_dir
     commands:
+      - apk update
+      - apk -U upgrade --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing
+      - apk add --no-cache ca-certificates rsync openssh-client sshpass --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing
       - echo $OL_P > nupass
       - export RSYNC_RSH='sshpass -f ./nupass ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null'
       - rsync -av --delete --chown $OL public/ $OL@dotya.ml:$OL_D